List of xiphosuran genera

This list of xiphosurans is a listing of all genera in the class Xiphosura, excluding purely vernacular terms. The list includes 39 genera.

• Extinct genera are marked with a dagger (†).
• Extant genera are bolded.

Limulus polyphemus

Mesolimulus walchi

Tachypleus tridentatus

Genus	Authors	Year
†Anacontium[1]	Raymond	1944
†Archeolimulus[2]	Chlupác	1963
†Austrolimulus[2]	Riek	1955
†Bellinuroopsis[2]	Chernyshev	1933
†Bellinurus[2]	Meek & Worthen	1865
†Bembicosoma[2]	Laurie	1899
†Bunaia[2]	Clarke	1920
†Bunodella[2]	Matthew	1889
†Bunodes[2]	Eichwald	1854
Carcinoscorpius[1]	Pocock	1902
†Casterolimulus[2]	Holland, Erickson & O'Brien	1975
†Cyamocephalus[2]	Currie	1927
†Elleria[2]	Raymond	1944
†Euproops[1]	Meek	1876
†Heterolimulus[2]	Via Boada & de Villalta	1966
†Kasibelinurus[1]	Pickett	1993
†Kiaeria[1]	Størmer	1934
†Legrandella[2]	Eldredge	1974
†Lemoneites[1]	Flower	1969
†Limulitella[2]	Størmer	1952
†Limuloides[2]	Woodward	1865
Limulus[2]	Müller	1785
†Liomesaspis[1]	Raymond	1944
†Lunataspis[3]	Rudkin, Young & Nolan	2005
†Mesolimulus[2]	Størmer	1952
†Moravurus[2]	Pribyl	1967
†Neobelinuropsis[2]	Eller	1938
†Neolimulus[2]	Woodward	1868
†Paleolimulus[2]	Dunbar	1923
†Palaeomerus[1]
†Pasternakevia[2]	Selden & Drygant	1987
†Pringlia[1]	Raymond	1944
†Protolimulus[1]	Packard	1886
†Psammonlimulus[2]	Lange	1923
†Pseudoniscus[2]	Nieszkowski	1859
†Rolfeia[2]	Waterston	1985
Tachypleus	Leach	1819
†Valloisella[1]	Racheboeuf	1992
†Victalimulus[2]	Riek & Gill	1971
†Weinbergina[2]	Richter & Richter	1929
†Willwerathia[1]	Størmer	1969
†Xaniopyramis[1]	Siveter & Selden	1987

See also

• Horseshoe crab
• Living fossil

References

1. Haraamo, Mikko (2003-02-21). "Mikko's Phylogeny Archive entry on "Xiphosura"". Retrieved 2008-09-11.
2. Sepkoski, Jack (2002). "A compendium of fossil marine animal genera". Bulletins of American Paleontology 364: 560. Retrieved 2007-12-20.
3. Chliboyko, J. Crabby Ancestors, Canadian Geographic Magazine, April 2008, p. 25